build: Use lld-link instead of lld-link2.

build: Use lld-link instead of lld-link2.

lld-link now refers to the new COFF linker on LLVM trunk, as the old linker
has been removed. The only users of the use_lld flag will need to be using
LLVM trunk anyway, as we do not ship lld binaries, so this change should
not affect them.

R=thakis@chromium.org
BUG=506453
Committed: https://crrev.com/8ef7f0d88f354741ae0c56a3747667a325414852
Cr-Commit-Position: refs/heads/master@{#342224}

[Nico, 2015-08-06 20:13:49]

lgtm!

[pcc1, 2015-08-06 20:19:38]

The CQ bit was checked by pcc@chromium.org

[commit-bot: I haz the power, 2015-08-06 20:20:01]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1273053003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1273053003/1

[ruiu, 2015-08-06 20:24:16]

Thank you for doing this!

[commit-bot: I haz the power, 2015-08-06 20:44:05]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-08-06 20:44:06]

Try jobs failed on following builders:
  linux_chromium_compile_dbg_32_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  win_chromium_x64_rel_ng on tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_x64_...)

[pcc1, 2015-08-06 20:46:26]

The CQ bit was checked by pcc@chromium.org

[commit-bot: I haz the power, 2015-08-06 20:47:19]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1273053003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1273053003/1

[commit-bot: I haz the power, 2015-08-06 21:41:49]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-08-06 21:41:50]

Try jobs failed on following builders:
  win8_chromium_ng on tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win8_chromium_ng/...)

[Nico, 2015-08-06 22:07:55]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2015-08-06 22:09:06]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1273053003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1273053003/1

[commit-bot: I haz the power, 2015-08-06 23:06:20]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-08-06 23:06:53]

Patchset 1 (id:??) landed as
https://crrev.com/8ef7f0d88f354741ae0c56a3747667a325414852
Cr-Commit-Position: refs/heads/master@{#342224}